* {
	margin: 0px;
	padding: 0px;
	font-family: "微软雅黑";
}

a {
	color: black;
	text-decoration: none;
	outline: none;
}

div {
	display: block;
}

ul,
ol,
dl,
li,
dt,
dd {
	margin: 0;
	padding: 0;
	list-style: none;
}

img {
	border: 0px;
	vertical-align: middle;
}

.nav {
	/*可以缩放,位置不变*/
	margin-left: auto;
	margin-right: auto;
	width: 100%;
	height: 35px;
	line-height: 35px;
	background-color: #E8E8E8;
}

.nav_con {
	width: 250px;
	font-size: 12px;
	margin: 0px 84px;
	color: #535353;
}

.main {
	width: 1210px;
	margin: 0 53px;
}

.main_product {
	position: relative;
	margin: 10 0px;
}

.main_left {
	width: 425px;
	float: left;
	padding-bottom: 15px;
}

.main_right {
	width: 738px;
	float: right;
}

.priview {
	position: relative;
}

.main_img {
	border: 1px solid #EEEEEE;
	margin-bottom: 20px;
	position: relative;
	width: 452px;
}

.preview .main_video {
	display: none;
	width: 450px;
	height: 450px;
	z-index: 1000 !important;
	position: absolute;
	top: 0px;
	left: 0px;
}

.previre-btn {
	position: relative;
	z-index: 5;
	bottom: -390px;
	left: 0;
	width: 100%;
	justify-content: center;
	text-align: center;
}

.previre-btn li {
	display: inline-block;
	margin: 0 5px;
	vertical-align: text-top;
}

.video-icon {
	cursor: pointer;
	display: inline-block;
	width: 50px;
	height: 50px;
	background: url(../img/Z5/shi/main-circles.png) 0 -55px no-repeat;
}

.priview .main_img i {
	width: 30px;
	height: 30px;
	display: block;
	position: absolute;
	right: 0;
	bottom: 0;
	background: url(../img/Z5/shi/sprite-magnify.png) no-repeat;
}

.main_video .close-video {
    position: absolute;
    right: 15px;
    top: 15px;
    width: 12px;
    height: 12px;
    background-image: url(../img/Z5/shi/__sprite.png);
    background-position: -58px -40px;
}